Requirement already satisfied: pycparser in /usr/local/lib/python3.6/site-packages (from cffi>=1.1->bcrypt->flask_bcrypt->-r /requirements.txt (line 1)) (2.19)
Requirement already satisfied: MarkupSafe>=0.23 in /usr/local/lib/python3.6/site-packages (from Jinja2>=2.10->Flask->flask_bcrypt->-r /requirements.txt (line 1)) (1.1.1)
Traceback (most recent call last):
File "/usr/local/bin/airflow", line 4, in <module>
__import__('pkg_resources').require('apache-airflow==1.10.3')
File "/usr/local/lib/python3.6/site-packages/pkg_resources/__init__.py", line 3241, in <module>
@_call_aside
File "/usr/local/lib/python3.6/site-packages/pkg_resources/__init__.py", line 3225, in _call_aside
f(*args, **kwargs)
File "/usr/local/lib/python3.6/site-packages/pkg_resources/__init__.py", line 3254, in _initialize_master_working_set
working_set = WorkingSet._build_master()
File "/usr/local/lib/python3.6/site-packages/pkg_resources/__init__.py", line 583, in _build_master
ws.require(__requires__)
File "/usr/local/lib/python3.6/site-packages/pkg_resources/__init__.py", line 900, in require
needed = self.resolve(parse_requirements(requirements))
File "/usr/local/lib/python3.6/site-packages/pkg_resources/__init__.py", line 786, in resolve
raise DistributionNotFound(req, requirers)
***pkg_resources.DistributionNotFound: The 'apache-airflow==1.10.3' distribution was not found and is required by the application***